The stars of BEVERLY HILLS, 90210 were reunited on Friday (28May10) to watch their former co-star Ian Ziering get married.The actor exchanged vows with Erin Kristine Ludwig in a romantic ceremony in Newport Beach, California, and several of his former castmates from the hit TV series were in attendance. Brian Austin Green arrived with his girlfriend Megan Fox as his date, while Jennie Garth was accompanied by her husband, Twilight actor Peter Facinelli. Jason Priestley and his wife Naomi were also there for the big day. It is Ziering's second marriage - he divorced Nikki Schieler Ziering in 2002 after five years as husband and wife.